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Asked: 2026-05-29T17:49:34+00:00

I want to know how Qt does a border when using QPainter’s drawRect. The

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I want to know how Qt does a border when using QPainter’s drawRect. The reason for this is I am trying to draw three rectangles next to each other, but I’m having trouble getting them to touch perfectly at all pen sizes.

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  1. Editorial Team

    QPainter‘s documentation for drawRect says:

    A stroked rectangle has a size of [the input rectangle] plus the pen width.

    So it goes like this:

    enter image description here

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